/* 瓷美阁 / 仙桃美瓷 企业官网 · 国内版 */
:root{
  --ink:#1f2733; --sub:#5a6675; --bg:#fafbfc; --card:#ffffff;
  --line:#e6eaef; --accent:#0e7490; --accent-dark:#0b5c73;
  --warn-bg:#fff7ed; --warn-line:#fdba74;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei","PingFang SC",sans-serif;color:var(--ink);background:var(--bg);line-height:1.7}
a{color:var(--accent);text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}

/* header */
header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:9}
.nav{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{font-size:20px;font-weight:700;letter-spacing:1px}
.brand small{color:var(--sub);font-weight:400;font-size:12px;margin-left:8px}
nav.menu{display:flex;gap:26px}
nav.menu a{color:var(--ink);font-size:15px;padding:6px 2px;border-bottom:2px solid transparent}
nav.menu a:hover,nav.menu a.on{color:var(--accent);border-bottom-color:var(--accent)}
@media(max-width:720px){nav.menu{gap:14px;overflow-x:auto}nav.menu a{white-space:nowrap;font-size:14px}}

/* hero */
.hero{background:linear-gradient(160deg,#0b3c4d 0%,#0e7490 60%,#12879f 100%);color:#fff;padding:72px 0 64px}
.hero h1{font-size:34px;line-height:1.35;margin-bottom:14px}
.hero p{font-size:16px;opacity:.92;max-width:640px}
.hero .cta{margin-top:26px;display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:11px 26px;border-radius:6px;font-size:15px}
.btn-main{background:#fff;color:var(--accent-dark);font-weight:600}
.btn-ghost{border:1px solid rgba(255,255,255,.7);color:#fff}

/* sections */
section{padding:52px 0}
section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h2.sec{font-size:24px;margin-bottom:6px}
p.sec-sub{color:var(--sub);margin-bottom:28px}
.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:720px){.g3,.g4{grid-template-columns:1fr 1fr}.g2{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.card .pad{padding:14px 16px}
.card h3{font-size:16px;margin-bottom:4px}
.card p{font-size:13px;color:var(--sub)}
.tile{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px}
.tile h3{font-size:16px;margin-bottom:8px;color:var(--accent-dark)}
.tile p{font-size:14px;color:var(--sub)}
.tile .num{font-size:26px;font-weight:700;color:var(--accent);margin-bottom:4px}

/* steps */
.steps{counter-reset:st;display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
@media(max-width:900px){.steps{grid-template-columns:repeat(3,1fr)}}
@media(max-width:560px){.steps{grid-template-columns:repeat(2,1fr)}}
.step{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px 12px;text-align:center}
.step::before{counter-increment:st;content:counter(st);display:block;width:30px;height:30px;line-height:30px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;margin:0 auto 10px}
.step b{display:block;font-size:14px;margin-bottom:4px}
.step span{font-size:12px;color:var(--sub)}

/* notice */
.notice{background:var(--warn-bg);border:1px solid var(--warn-line);border-radius:10px;padding:14px 18px;font-size:13.5px;color:#7c4a12}

/* table */
table.spec{width:100%;border-collapse:collapse;background:#fff;font-size:14px}
table.spec th,table.spec td{border:1px solid var(--line);padding:10px 14px;text-align:left}
table.spec th{background:#f2f6f8;white-space:nowrap}

/* form */
.form{background:#fff;border:1px solid var(--line);border-radius:10px;padding:26px}
.form label{display:block;font-size:14px;font-weight:600;margin:14px 0 6px}
.form input,.form textarea,.form select{width:100%;border:1px solid var(--line);border-radius:6px;padding:10px 12px;font-size:14px;font-family:inherit}
.form button{margin-top:20px;background:var(--accent);color:#fff;border:none;border-radius:6px;padding:12px 30px;font-size:15px;cursor:pointer}
.qr-box{border:2px dashed var(--line);border-radius:10px;padding:26px;text-align:center;color:var(--sub);font-size:14px;background:#fff}

/* footer */
footer{background:#12202b;color:#9fb0bd;margin-top:40px;padding:34px 0 26px;font-size:13px}
footer .cols{display:flex;gap:40px;flex-wrap:wrap;margin-bottom:18px}
footer h4{color:#fff;font-size:14px;margin-bottom:8px}
footer a{color:#9fb0bd}
footer .icp{border-top:1px solid rgba(255,255,255,.12);padding-top:14px;color:#6c7d8b}

/* hero 双栏 + 产品轮播（2026-11-01 新增） */
.hero-split{display:grid;grid-template-columns:1.02fr .98fr;gap:40px;align-items:center;padding:0}
@media(max-width:880px){.hero-split{grid-template-columns:1fr;gap:26px;padding:0}}
.slider{position:relative;border-radius:14px;overflow:hidden;background:#082d3a;box-shadow:0 18px 44px rgba(0,0,0,.32)}
.slider .slides{position:relative;aspect-ratio:4/3}
.slider .slide{position:absolute;inset:0;opacity:0;transition:opacity .55s ease;z-index:1;pointer-events:none}
.slider .slide.on{opacity:1;z-index:2;pointer-events:auto}
.slider .slide img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
.slider .cap{position:absolute;left:0;right:0;bottom:0;padding:46px 18px 16px;background:linear-gradient(transparent,rgba(0,0,0,.74));color:#fff}
.slider .cap b{display:block;font-size:15px;margin-bottom:2px;font-weight:700}
.slider .cap span{font-size:12.5px;opacity:.88}
.slider .dots{position:absolute;left:18px;bottom:14px;display:flex;gap:6px;z-index:5}
.slider .dots i{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.45);cursor:pointer;transition:.25s}
.slider .dots i.on{background:#fff;width:20px;border-radius:4px}
.slider .arw{position:absolute;top:50%;transform:translateY(-50%);width:34px;height:34px;border-radius:50%;border:0;background:rgba(0,0,0,.34);color:#fff;font-size:17px;line-height:1;cursor:pointer;z-index:6;display:flex;align-items:center;justify-content:center;opacity:0;transition:.25s}
.slider:hover .arw{opacity:1}
.slider .arw:hover{background:rgba(0,0,0,.6)}
.slider .arw.prev{left:10px}
.slider .arw.next{right:10px}
@media(max-width:880px){.slider .arw{opacity:.75}}
@media(prefers-reduced-motion:reduce){.slider .slide{transition:none}}

/* 企微悬浮组件（2026-11-01 新增） */
.wecom-fab{position:fixed;right:18px;bottom:22px;z-index:50;display:flex;align-items:center;gap:8px;background:var(--accent);color:#fff;border-radius:28px;padding:11px 18px;font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 8px 22px rgba(14,116,144,.38);transition:.2s}
.wecom-fab:hover{background:var(--accent-dark);transform:translateY(-2px)}
.wecom-modal{position:fixed;inset:0;background:rgba(15,32,43,.55);z-index:60;display:none;align-items:center;justify-content:center;padding:20px}
.wecom-modal.on{display:flex}
.wecom-card{background:#fff;border-radius:14px;padding:26px 30px 22px;text-align:center;max-width:300px;position:relative;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.wecom-card img{width:210px;margin:0 auto 12px;border-radius:8px}
.wecom-card b{display:block;font-size:17px;margin-bottom:6px;color:var(--ink)}
.wecom-card span{font-size:13px;color:var(--sub);line-height:1.6}
.wecom-close{position:absolute;top:6px;right:12px;border:none;background:none;font-size:22px;color:var(--sub);cursor:pointer;line-height:1}
@media(max-width:520px){.wecom-fab-txt{display:none}.wecom-fab{padding:13px}}

/* 页脚企微二维码列 */
footer .f-qr{max-width:100px;border-radius:6px;background:#fff;padding:4px;margin:2px 0 6px}
footer .f-qr-note{font-size:12px;color:#9fb0bd;line-height:1.5}